Ring Knutstorp is a motor racing circuit in Kågeröd, Sweden.

[1] The circuit was built in 1963, extended in 1970, and modified to its present configuration in 1980.

During the seventies, rounds of the Formula Three European Cup were held at the circuit, with winners including Alain Prost.

Ring Knutstorp hosts rounds of the Scandinavian Touring Car Championship, and is a playable track in the video game STCC – The Game.

As of September 2024, the fastest official race lap records at the Ring Knutstorp are listed as: